183 plants indexed.
CARLTON STP is a secondary wastewater treatment plant in Yamhill County, Oregon, serving 1,514 people. It discharges 643.52 units of treated effluent daily, with a designed capacity of 1,389.24 units.
Cascade Locks STP is an advanced wastewater treatment plant serving 1,130 people in Cascade Locks, Oregon. It discharges treated water into the Columbia River system, supporting downstream water quality in the Pacific Northwest.
CAVE JUNCTION STP is a secondary treatment plant serving 2,731 people in Cave Junction, Oregon. It discharges 757.08 m³/day of treated wastewater into the local watershed.
CHILOQUIN STP is an advanced wastewater treatment plant in Klamath County, Oregon, serving 795 people. It discharges 378.54 cubic meters of treated water daily with a designed capacity of 757.08 cubic meters.
Clatskanie STP is a secondary treatment plant serving 1,750 people in Clatskanie, Oregon. It discharges 757.08 m³/day of treated wastewater, operating under U.S. EPA NPDES regulations.
Cloverdale STP is an advanced wastewater treatment plant serving 240 people in Cloverdale, Oregon. It discharges 75.71 thousand cubic meters annually into the coastal environment.
CONDON STP is a secondary treatment plant serving 770 people in Condon, Oregon. It discharges 264.98 thousand cubic meters of treated wastewater annually.
Cove Orchard Sewer Service Dist is a secondary treatment plant in Oregon, USA, serving 118 people with a discharge volume of 75.71 units.
COVE STP is a secondary wastewater treatment plant in Union County, Oregon, serving a population of 625. It discharges 151.42 megaliters per year and has a designed capacity of 227.12 megaliters per year.
CRESWELL STP is a secondary treatment plant serving Creswell, Oregon, USA. It treats wastewater for approximately 4,000 residents with a daily discharge volume of 908.50 units.
Culver STP is a secondary wastewater treatment plant serving 850 people in Culver, Oregon. It discharges 151.42 megaliters per year and has a designed capacity of 340.69 megaliters.
DAYTON STP is a secondary wastewater treatment plant serving Dayton, Oregon. It treats an average of 738.16 thousand cubic meters per year, with a designed capacity of 870.64 thousand cubic meters per year.
DAYVILLE STP is a secondary treatment plant serving 160 people in Dayville, Oregon. It discharges 53.00 million gallons per day and has a designed capacity of 140.06 million gallons per day.
Dexter Sanitary Service District is a secondary treatment plant serving 505 people in Dexter, Oregon. It discharges 151.42 megaliters of treated wastewater annually, operating under U.S. EPA NPDES regulations.
DONALD STP is a secondary wastewater treatment plant serving Donald, Oregon. It treats approximately 640 residents with a designed capacity of 291.48 million gallons per day.
DRAIN STP is a secondary wastewater treatment plant serving 1,151 people in Drain, Oregon. It discharges 526.17 million gallons per year and has a designed capacity of 1,135.62 million gallons per year.
DUFUR STP is a secondary treatment plant in Wasco County, Oregon, serving a population of 600. It discharges 166.56 megaliters of treated wastewater annually, with a designed capacity of 227.12 megaliters.
ECHO STP is a secondary treatment plant in Umatilla County, Oregon, serving 690 people. It discharges 227.13 volume units daily and has a designed capacity of 454.25 volume units.
ELGIN STP is a secondary wastewater treatment plant serving Elgin, Oregon. It discharges treated effluent into the local watershed, supporting downstream water quality in the Grande Ronde River basin.
ELKTON STP is a secondary treatment plant serving 180 people in Elkton, Oregon. It discharges 75.71 units of treated wastewater daily, with a designed capacity of 105.99 units.